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An unknown alcohol is treated with the '...

An unknown alcohol is treated with the ''Lucas reagent'' to determine whether the alcohol is primary, secondary or tertiary. Which alcohol reacts fastest and by what mechanism?

A

Secondary alcohol by `S_(N)2`

B

Tertiary alcohol by `S_(N)2`

C

Secondary alcohol by `S_(N)1`

D

Tertiary alcohol by `S_(N)1`

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The correct Answer is:
D
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